2440878206441 has 2 divisors, whose sum is σ = 2440878206442. Its totient is φ = 2440878206440.

The previous prime is 2440878206357. The next prime is 2440878206443. The reversal of 2440878206441 is 1446028780442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2291711545600 + 149166660841 = 1513840^2 + 386221^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2440878206441 is a prime.

Together with 2440878206443, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2440878206441.

It is not a weakly prime, because it can be changed into another prime (2440878206443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220439103220 + 1220439103221.

It is an arithmetic number, because the mean of its divisors is an integer number (1220439103221).

Almost surely, 2^{2440878206441} is an apocalyptic number.

It is an amenable number.

2440878206441 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440878206441 is an equidigital number, since it uses as much as digits as its factorization.

2440878206441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2752512, while the sum is 50.

The spelling of 2440878206441 in words is "two trillion, four hundred forty billion, eight hundred seventy-eight million, two hundred six thousand, four hundred forty-one".